Graham Holdings Co - 31 Mar 2025 SCHEDULE 13G/A Report for PubMatic, Inc. Class A Common Stock, par value $0.0001 per share (PUBM)

Filing Manager: Graham Holdings Co
Reporting Manager: Graham Holdings Company
Security: PubMatic, Inc. Class A Common Stock, par value $0.0001 per share
Symbol: PUBM
Shares outstanding: 40,449,457 shares
Disclosed Ownership: 2,831,462 shares
Ownership: 7%
Form type: SCHEDULE 13G/A
Filing time: 14 May 2025, 17:19:57 UTC
Date of event: 31 Mar 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Graham Holdings Company	7%	2,831,462	2,831,462	0	/s/ Nicole Maddrey	Nicole Maddrey, Senior Vice President, Secretary, General Counsel